这个数目精确到小数点后三位数。

The number is correct to three decimal places.

《牛津词典》

这个数精确到小数点后两位。

The figure is accurate to two decimal places.

《牛津词典》

如果跟踪卫星的地面站位置不能精确到毫米，那么卫星也是不可能精确的。

If the ground stations tracking the satellites are not accurate to the millimeter, then the satellites cannot be accurate either.

youdao

Give me a whole number for the Fed fund's rate ? and the nearest thousand for the Dow Jones. Ken?

美联储基金利率说整数,道琼斯指数精确到千位，肯？

斯坦福公开课 - 经济学课程节选

And again, I think these days they tend to down date it by another century or so, so it might be around 1900 B.C.

其实在今天,我认为他们又能把时间再推进,一个世纪左右,即精确到公元前一千九百年左右

耶鲁公开课 - 古希腊历史简介课程节选

One is in terms of how you deliver the molecule so it goes where you want it to go and not where else you want it to go.

其一是如何精确输送这种分子,到你想要的部位

耶鲁公开课 - 生物医学工程探索课程节选